Definition of Medulla. Meaning of Medulla. Synonyms of Medulla

Here you will find one or more explanations in English for the word Medulla. Also in the bottom left of the page several parts of wikipedia pages related to the word Medulla and, of course, Medulla synonyms and on the right images related to the word Medulla.

Definition of Medulla

MedullaMedulla Me*dul"la, n. [L.]
1. Marrow; pith; hence, essence. [Obs.] --Milton.
2. (Anat.) The marrow of bones; the deep or inner portion of
an organ or part; as, the medulla, or medullary substance,
of the kidney; specifically, the medula oblongata.
3. (Bot.) A soft tissue, occupying the center of the stem or
branch of a plant; pith.
Medulla oblongata. [L., oblong medulla] (Anat.), the
posterior part of the brain connected with the spinal
cord. It includes all the hindbrain except the cerebellum
and pons, and from it a large part of the cranial nerves
arise. It controls very largely respiration, circulation,
swallowing, and other functions, and is the most vital
part of the brain; -- called also bulb of the spinal
cord. See Brain.